You are standing on a sidewalk. There is a car in the distance. The horn on the

ID: 2098211 • Letter: Y

Question

You are standing on a sidewalk. There is a car in the distance. The horn on the car sounds. You hear it at a pitch that corresponds to a sound frequency lower than the frequency emitted by the horn. What can you conclude?

A) Either A or C must be true.
B) The car is moving on a line directly away from your present location.
C) The wind has a component of its velocity in a direction away from you.
D) The car has a component of its velocity in a direction away from you.
E) The wind has a component of its velocity in a direction toward you.

Explanation / Answer

D) The car has a component of its velocity in a direction away from you.

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You are standing on a sidewalk. There is a car in the distance. The horn on the

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